Home / 68,994.47-103,531.85-29,010.55

Finding the Fourth Proportional to 68,994.47, 103,531.85 and 29,010.55

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Solution

The fourth proportional to 68,994.47, 103,531.85 and 29,010.55 is: 43,532.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,994.47 : 103,531.85 = 29,010.55 : x
  2. Step 2: Convert to fraction form
    68,994.47/103,531.85 = 29,010.55/x
  3. Step 3: Cross multiply
    68,994.47x = 103,531.85 × 29,010.55
  4. Step 4: Simplify right side
    68,994.47x = 3,003,516,328.41
  5. Step 5: Solve for x
    x = 3,003,516,328.41/68,994.47
  6. Step 6: Final answer
    x = 43,532.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.